Matched Market Share in Select NYSE Securities*

Week of 12/22/08 - 12/28/08

Please visit our NASDAQ Performance Statistics page for more market share statistics and information on other securities that trade on NASDAQ.

*Source: Consolidated Tape Assoc. and The NASDAQ Stock Market, Inc.
Data represent share volume of NASDAQ-listed, NYSE-listed or U.S. equity securities (including ETFs) that are executed on the NASDAQ book as a percentage of consolidated market volume. Data are single counted.